Polk Audio ATRIUM5 Specifications, Atrium4, Atrium5, Atrium6, Atrium7, Atrium8SDI, English

English

SPECIFICATIONS

	Atrium4	Atrium5	Atrium6
Driver Complement	4 1/2" (114mm) mineral filled	5" (127mm) mineral filled	5 1/4" (133mm) Dynamic Balance
	Dynamic Balance® polymer cone,	Dynamic Balance polymer cone,	aerated polypropylene cone,
	rubber surround, 3/4" (19mm)	rubber surround, 3/4" (19mm)	rubber surround, 1" (25mm)
	anodized aluminum dome tweeter	anodized aluminum dome tweeter	anodized aluminum dome tweeter
	w/ rubber surround and	w/ rubber surround and	w/ rubber surround and
	neodymium motor structure	neodymium motor structure	neodymium motor structure
Frequency Response	75Hz-25kHz	60Hz-25kHz	50Hz-27kHz
Recommended Power	10-80W continuous	10-100W continuous	10-100W continuous
Impedance	Compatible w/ 8 Ohm outputs	Compatible w/ 8 Ohm outputs	Compatible w/ 8 Ohm outputs
Efficiency (dB 1w/1m)	89dB	90dB	90dB
Available Finishes	Black & White	Black & White	Black & White
Environmental	ASTM D5894-UV Salt	ASTM D5894-UV Salt	ASTM D5894-UV Salt
Standards	Fog, Mil Standard 810	Fog, Mil Standard 810	Fog, Mil Standard 810
	Immersion, Mil-Std 883	Immersion, Mil-Std 883	Immersion, Mil-Std 883
	Method 1009.8 for salt	Method 1009.8 for salt	Method 1009.8 for salt
	and corrosion &	and corrosion &	and corrosion &
	Polk Audio Certification	Polk Audio Certification	Polk Audio Certification
Cabinet material	Mineral filled	Mineral filled	Mineral filled
	polypropylene	polypropylene	polypropylene
Grille & Bracket	powder coated	powder coated	powder coated
material	aluminum	aluminum	aluminum
Hardware	Brass or stainless steel	Brass or stainless steel	Brass or stainless steel
Terminals	Gold plated 5-way	Gold plated 5-way	Gold plated 5-way
	binding posts	binding posts	binding posts
Mounting Options	180° Speed-Lock™mounting	180° Speed-Lock mounting	180° Speed-Lock mounting
Dimensions	8 5/8" H x 5 11/16" W x 6 11/16" D	10 5/16" H x 6 3/4" W x 7 3/4" D	11 11/16" H x 7 11/16" W x 8 3/4" D
(w/ bracket & knobs)	(21.9cm H x 14.4cm W x 17cm D)	(26.2cm H x 17.1cm W x 19.7cm D)	(29.7cm H x 19.5cm W x 22.2cm D)
Product Weight	3.6lbs / 1.63kg (each)	4.6lbs / 2.09kg (each)	5.4lbs / 2.45kg (each)
Shipping Weight	9.5lbs /4.1 kg (pair)	11.5lbs / 5.0kg (pair)	16lbs / 7.0kg (pair)

SPECIFICATIONS

	Atrium7	Atrium8SDI
Driver Complement	6 1/2" (165mm) Dynamic Balance	6 1/2" (165mm) Dual Voice Coil
	aerated polypropylene cone,	Dynamic Balance aerated polypropylene
	rubber surround, 1" (25mm)	cone, rubber surround, Two 1" (25mm)
	anodized aluminum dome tweeter	anodized aluminum dome tweeter
	w/ rubber surround and	w/ rubber surround and
	neodymium motor structure	neodymium motor structure
Frequency Response	47Hz-27kHz	45Hz-27kHz
Recommended Power	10-125W continuous	10-125W x 2 continuous
Impedance	Compatible w/ 8 Ohm outputs	Compatible w/ 8 Ohm outputs
Efficiency (dB 1w/1m)	91dB	91dB
Available Finishes	Black & White	Black & White
Environmental	ASTM D5894-UV Salt	ASTM D5894-UV Salt
Standards	Fog, Mil Standard 810	Fog, Mil Standard 810
	Immersion, Mil-Std 883	Immersion, Mil-Std 883
	Method 1009.8 for salt	Method 1009.8 for salt
	and corrosion &	and corrosion &
	Polk Audio Certification	Polk Audio Certification
Cabinet material	Mineral filled	Mineral filled
	polypropylene	polypropylene
Grille & Bracket	powder coated	powder coated
material	aluminum	aluminum
Hardware	Brass or stainless steel	Brass or stainless steel
Terminals	Gold plated 5-way	Gold plated 5-way
	binding posts	binding posts
Mounting Options	180° Speed-Lock mounting	180° Speed-Lock mounting
Dimensions	12 7/8" H x 8 1/2" W x 9 3/16" D	12 7/8" H x 8 1/2" W x 9 3/16" D
(w/ bracket & knobs)	(32.7cm H x 21.6cm W x 23.3cm D)	(32.7cm H x 21.6cm W x 23.3cm D)
Product Weight	8lbs / 3.63kg (each)	9.7lbs / 4.4kg (each)
Shipping Weight	21.5lbs / 9.4kg (pair)	13.5lbs / 6.1kg (each)

42 Polk Audio Customer Service 800-377-7655 (Outside USA & Canada: 410-358-3600) Customer Service Hours of Operation: Monday-Friday, 9AM-6PM EST polkcs@polkaudio.com 43